Unrestricted file upload vulnerability in the My Image plugin in Nibbleblog before 4.0.5 allows remote administrators to execute arbitrary code by uploading a file with an executable extension, then accessing it via a direct request to the file in content/private/plugins/my_image/image.php.
Multiple cross-site request forgery (CSRF) vulnerabilities in Nibbleblog before 4.0.5 allow remote attackers to hijack the authentication of administrators for requests that (1) create a post via a new_simple action to admin.php or (2) conduct cross-site scripting (XSS) attacks via the content parameter in a new_simple action to admin.php.
Multiple cross-site scripting (XSS) vulnerabilities in Nibbleblog before 4.0.2 allow remote attackers to inject arbitrary web script or HTML via the (1) author_name or (2) content parameter to index.php.